51445533112 has 16 divisors (see below), whose sum is σ = 97345333800. Its totient is φ = 25486777440.

The previous prime is 51445533079. The next prime is 51445533119. The reversal of 51445533112 is 21133554415.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (51445533119) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 29497714 + ... + 29499457.

Almost surely, 2^51445533112 is an apocalyptic number.

It is an amenable number.

51445533112 is a deficient number, since it is larger than the sum of its proper divisors (45899800688).

51445533112 is a wasteful number, since it uses less digits than its factorization.

51445533112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 58997286 (or 58997282 counting only the distinct ones).

The product of its digits is 36000, while the sum is 34.

The spelling of 51445533112 in words is "fifty-one billion, four hundred forty-five million, five hundred thirty-three thousand, one hundred twelve".